81703-55-1,Ciprostenecalcium,Calcium(5Z)-5-[(3As,4S,5S,6Ar)-5-Hydroxy-4-[(E,3R)-3-Hydroxyoct-1-Enyl]-6A-Methyl-1,3,3A,4,5,6-Hexahydropentalen-2-Ylidene]Valerate;9-Beta-Methylcarbacyclin;Calcium(Z)-(3As,5R,6R,6Ar)-Hexahydro-5-Hydroxy-6-((E)-(3S)-3-Hydroxy-1-Octenyl)-3A-Methyl-Delta(Sup2)(1H),Delta-Pentalenevalerate(1:2)